Table 1.
Patient characteristics in Assessment, Serial Evaluation, and Subsequent Sequelae of AKI cohort
| Characteristics | AKI (n=637) | Non-AKI (n=732) |
|---|---|---|
| Center, n (%) | ||
| Vanderbilt University | 173 (27) | 199 (27) |
| Kaiser permanente, California | 133 (21) | 181 (25) |
| Yale | 133 (21) | 139 (19) |
| University of Washington, Seattle | 198 (31) | 213 (29) |
| Female, n (%) | 209 (33) | 308 (42) |
| Age, yr, mean (SD) | 68.5 (13.1) | 70.0 (13.2) |
| Race, n (%) | ||
| White | 512 (80) | 619 (84) |
| Black | 87 (14) | 71 (10) |
| Other | 38 (6) | 42 (6) |
| Comorbidities, n (%) | ||
| Hypertension | 499 (78) | 501 (68) |
| CKD | 245 (39) | 275 (38) |
| Diabetes | 301 (49) | 228 (33) |
| AKI Risk Factor, n (%) | ||
| Major surgical procedure | 255 (40) | 380 (52) |
| Acute heart failure | 52 (8.2) | 14 (1.9) |
| Acute myocardial infarction | 26 (4.1) | 19 (2.6) |
| Sepsis | 107 (17) | 26 (4) |
| Treated in ICU during index admission, n (%) | 466 (73) | 442 (60) |
| Baseline eGFR, ml/min per 1.73 m2, mean (SD) | 67.9 (25.7) | 71.7 (24.4) |
| KDIGO AKI Stage, n (%) | ||
| Stage 1 | 461 (72.3) | — |
| Stage 2 | 95 (14.9) | — |
| Stage 3 | 81 (12.7) | — |
| Outcomes | ||
| Acute dialysis, n (%) | 23 (3.6) | 0 (0) |
| 3-mo eGFR, ml/min per 1.73 m2, mean (SD) | 66.7 (26.9) | 73.9 (24.4) |
ICU, intensive care unit; KDIGO, Kidney Disease Improving Global Outcomes.